CN216490745U - Surveillance camera head with explosion-proof function - Google Patents

Abstract

The utility model discloses a surveillance camera head with explosion-proof function, including the surveillance camera head body, the bottom surface fixed mounting of surveillance camera head body has the installation shell, the top surface of surveillance camera head body is provided with the protective housing, through the protective housing that sets up, when the surveillance camera head body explodes, because the explosion-proof board is the explosion-proof material preparation, and the fixed slot can make the inside of protection piece form not enclosure space, can bear the impact that the surveillance camera head body explosion produced through the explosion-proof board behind the surveillance camera head body explosion, the fragment of surveillance camera head body explosion can absorb its impact that produces through protection piece and fixed slot to can reach the effect of carrying out explosion-proof safety protection to the surveillance camera head body, bear the explosion impact force of surveillance camera head body through the combination of explosion-proof board and protection piece, can prevent that the installation shell from, The piece that protective housing and surveillance camera head body explosion produced splashes away, leads to passerby injured.

Description

Surveillance camera head with explosion-proof function

Technical Field

The utility model relates to a surveillance camera technical field specifically is a surveillance camera head with explosion-proof function.

Background

The monitoring camera is a semiconductor imaging device, has the advantages of high sensitivity, strong light resistance, small distortion, small volume, long service life, vibration resistance and the like, and in the safety precaution system of the monitoring camera, the lens of the monitoring camera is provided with two types of C type and CS type, and the C type lens is provided with a ring which is 5mm more than the aperture value of the CCD monitoring camera and the lens. The C-type camera can use a CS-type lens, but the CS-type monitoring camera can not use the C-type lens, the monitoring camera is an aspherical lens of a new generation except the traditional spherical lens, the grinding shape of the lens is a parabola, a quadratic curve, a cubic curve or a high-order curve, and the correction factors of phase difference, chromatic aberration, spherical aberration and the like of the lens are considered in the design, usually, one aspherical lens can achieve the effect of correcting the aberration of a plurality of spherical lenses, so that the number of the lenses can be reduced, the precision of the lens is better, the definition is better, the color restoration is more accurate, the light reflection in the lens can be reduced, and the volume of the lens is correspondingly reduced. The aspheric lens has the characteristics of high zoom, short object distance and large aperture.

However, the monitoring cameras in the current market still have the following problems:

1. for example, chinese patent publication No. CN209823868U proposes an explosion-proof video surveillance camera, which has a supporting plate to reinforce the structural strength of the housing, when an external collision occurs, the internal camera can be protected, the elastic force of the buffer spring is used for buffering, the buffering performance of the camera for shaking is improved, the camera at the top of the buffer plate is protected, the service life of the camera is prolonged, but in the scheme, because the camera is exploded, the impact force generated by explosion can break the buffer plate, and the camera is exploded and then can be accompanied with the situation of fire catching, and then the burning fragments fly out, thereby leading to the injury of passerby.

Aiming at the problems, the innovative design is carried out on the basis of the original monitoring camera.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a surveillance camera head with explosion-proof function to solve the camera that proposes in the above-mentioned background art when exploding, the impact force that the explosion produced can explode the buffer board garrulous, and can accompany the condition of catching fire after the camera explosion, and then the piece departure of burning, thereby can lead to passerby injured problem.

In order to achieve the above object, the utility model provides a following technical scheme: a monitoring camera with an explosion-proof function comprises a monitoring camera body, wherein a mounting shell is fixedly mounted on the bottom surface of the monitoring camera body, and a protective shell is arranged on the top surface of the monitoring camera body; explosion-proof subassembly sets up the inside both sides of protective housing for prevent that surveillance camera head body blast piece from splashing, explosion-proof subassembly includes: the protection shell comprises a plurality of fixing columns and a plurality of fixing columns, wherein the fixing columns are fixedly installed on two sides of the inside of the protection shell respectively, a mounting groove is formed in the fixing columns, a circular through hole is formed in one end of each fixing column, a stress column is movably sleeved on the inner circle wall surface of the mounting groove, a strong spring is arranged on the outer circle wall surface of the stress column, a baffle is fixedly installed at one end of the stress column, a silica gel air bag is fixedly installed at one end of the baffle, an explosion-proof plate is fixedly installed inside the protection shell, a plurality of protection blocks are fixedly installed on one side of the inside of the protection shell, fixing grooves are formed in the top surface of the protection blocks, a plurality of connecting plates are fixedly installed on one side of the inside of the protection shell, a plurality of conjunction columns are fixedly installed on one side of the monitoring camera body, and the conjunction columns are movably clamped with the connecting plates.

Preferably, the foamed aluminum is fixedly mounted on the top surface of the inner part of the protective shell.

Preferably, there are two reference columns, two in the inside top surface fixed mounting of protective housing the both sides that the reference column is close to each other have been seted up respectively and have been rotated the groove, two be provided with the fixed plate between the reference column, the both sides of fixed plate fixed mounting respectively has the rotation post, rotate the post with it cup joints to rotate the groove activity, the restriction groove has been seted up to the top surface of reference column, the draw-in groove has been seted up respectively to the inside both sides in restriction groove, the both sides of fixed plate fixed mounting respectively has the fixture block, the both sides of fixture block fixed mounting respectively has the joint post, the restriction groove with fixture block activity joint, the joint post with draw-in groove activity joint.

Preferably, the inside both sides of protective housing fixed mounting respectively have the locating piece, the inside fixed mounting of locating piece has the magnet, the top surface fixed mounting of fixture block has magnet, the fixture block with locating piece activity joint.

Preferably, the top surface of the fixing plate is provided with a mounting hole, and explosion-proof glass is fixedly mounted inside the mounting hole.

Preferably, there are a plurality of fixed block in the both sides of protective housing fixed mounting respectively, a plurality of spacing groove has been seted up to the bottom surface of fixed block, there are a plurality of limiting plate in the inside both sides of installation shell fixed mounting respectively, the fixed block with limiting plate activity joint, the inside bottom surface fixed mounting of limiting plate has a plurality of grafting post, the grafting post with limiting groove activity joint, a plurality of fixed orifices has been seted up respectively to the both sides of installation shell, the interior round wall activity of fixed orifices has cup jointed the screw thread post, the thread groove has been seted up to one side of fixed block, the screw thread post with thread groove threaded connection.

Preferably, polyurethane foam is fixedly installed inside the installation shell, and rain baffles are respectively and fixedly installed on two sides of the protection shell.

Compared with the prior art, the beneficial effects of the utility model are that: the monitoring camera with the explosion-proof function,

1. through the protective housing that sets up, when the surveillance camera head body explodes, because the explosion-proof board is the explosion-proof material preparation, and the fixed slot can make the inside of protection piece form not enclosure space, can bear the impact that the surveillance camera head body explosion produced through the explosion-proof board after the surveillance camera head body explosion, the fragment of surveillance camera head body explosion can absorb its impact that produces through protection piece and fixed slot, thereby can reach the effect of carrying out explosion-proof safety protection to the surveillance camera head body, bear the explosion impact force of surveillance camera head body through the combination of explosion-proof board and protection piece, can prevent the installation shell, the fragment that protective housing and surveillance camera head body explosion produced goes out, lead to passerby injury.

2. Through the foamed aluminum who sets up, because foamed aluminum has that density is little, high absorption impact capacity is strong, high temperature resistant weatherability is strong effect, when the surveillance camera head body explodes, can absorb the impact force that the surveillance camera head body explodes and produce through foamed aluminum, and the condition of catching fire that takes place behind the surveillance camera head body explosion can carry out the separation to naked light through foamed aluminum to can reach the effect that prevents the intensity of a fire from spreading.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the fitting column structure of the present invention;

fig. 3 is a schematic bottom view of the protective shell structure of the present invention;

fig. 4 is a schematic view of the fixing column structure of the present invention;

FIG. 5 is a partial schematic view of A in FIG. 3;

FIG. 6 is a partial structural view of B in FIG. 3;

fig. 7 is a schematic view of the structure of the mounting case of the present invention.

In the figure: 1. a surveillance camera body; 2. mounting a shell; 3. a protective shell; 4. fixing a column; 5. mounting grooves; 6. a stress column; 7. a baffle plate; 8. a rain shield; 9. a silica gel air bag; 10. an explosion-proof plate; 11. a protection block; 12. fixing grooves; 13. a connecting plate; 14. fitting the column; 15. foamed aluminum; 16. a positioning column; 17. a rotating groove; 18. a fixing plate; 19. rotating the column; 20. mounting holes; 21. a limiting groove; 22. a clamping block; 23. a clamping column; 24. a card slot; 25. positioning blocks; 26. a polyurethane foam; 27. a fixed block; 28. a limiting plate; 29. inserting the column; 30. a limiting groove; 31. and (7) fixing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, the present invention provides a technical solution: the utility model provides a surveillance camera head with explosion-proof function, includes surveillance camera head body 1, the bottom surface fixed mounting of surveillance camera head body 1 has installation shell 2, and surveillance camera head body 1's top surface is provided with protective housing 3, and the inside both sides of protective housing 3 are provided with explosion-proof subassembly for prevent that surveillance camera head body 1 explosion piece from splashing, explosion-proof subassembly includes: a plurality of fixing columns 4, the plurality of fixing columns 4 are respectively and fixedly arranged at two sides in the protective shell 3, a mounting groove 5 is arranged in each fixing column 4, a round through hole is arranged at one end of each fixing column 4, a stress column 6 is movably sleeved on the inner circle wall surface of each mounting groove 5, a strong spring is arranged on the outer circle wall surface of each stress column 6, a baffle 7 is fixedly arranged at one end of each stress column 6, a silica gel air bag 9 is fixedly arranged at one end of each baffle 7, an explosion-proof plate 10 is fixedly arranged in each protective shell 3, a plurality of protection blocks 11 are fixedly arranged at one side in each protective shell 3, a fixing groove 12 is arranged on the top surface of each protection block 11, a plurality of connecting plates 13 are fixedly arranged at one side in each protective shell 3, a plurality of conjunction columns 14 are fixedly arranged at one side of the monitoring camera body 1, the conjunction columns 14 are movably clamped with the connecting plates 13, and through the protective shell 3, a worker moves the protective shell 3, and then the conjunction column 14 is driven to be placed in the connecting plate 13, so that the installation shell 2 and the protective shell 3 can wrap the monitoring camera body 1, thereby protecting the monitoring camera body 1, when the monitoring camera body 1 is in the protective shell 3, the monitoring camera body 1 can extrude the silica gel air bag 9 and the baffle 7 to drive the stress column 6 to move towards the inside of the installation groove 5, then the silica gel air bag 9 can be contacted with the surface of the monitoring camera body 1, when the monitoring camera body 1 releases vibration or impact, the small amplitude vibration received by the monitoring camera body 1 can be absorbed through the reciprocating movement of the stress column 6 and the strong spring, thereby achieving the effect of damping the monitoring camera body 1, when the vibration amplitude is too large, because the monitoring camera body 1 is closely contacted with the silica gel air bag 9, and the silica gel air bag 9 has elasticity to buffer, through the shock absorption of the silica gel air bag 9 and the strong spring, the explosion of the monitoring camera body 1 caused by overlarge shock force received by the monitoring camera body 1 can be prevented, when the monitoring camera body 1 explodes, because the explosion-proof plate 10 is made of explosion-proof material, and the fixing groove 12 can ensure that the inner part of the protection block 11 forms an unsealed space, the explosion impact generated by the explosion of the monitoring camera body 1 can be borne through the explosion-proof plate 10 after the explosion of the monitoring camera body 1, the fragments generated by the explosion of the monitoring camera body 1 can be absorbed through the protection block 11 and the fixing groove 12, so the effect of carrying out explosion-proof safety protection on the monitoring camera body 1 can be achieved, the explosion impact force of the monitoring camera body 1 can be borne through the combination of the explosion-proof plate 10 and the protection block 11, the fragments generated by the explosion of the installation shell 2, the protection shell 3 and the monitoring camera body 1 can be prevented from splashing, causing injury to passers-by.

Please refer to fig. 1 and fig. 3, in order to achieve the effect of preventing the fire from spreading, the inside top surface of the protective shell 3 is fixedly provided with the foamed aluminum 15, through the arranged foamed aluminum 15, because the foamed aluminum 15 has the effects of small density, strong high impact absorption capability and strong high temperature resistance and weather resistance, when the monitoring camera body 1 explodes, the impact force generated by the explosion of the monitoring camera body 1 can be absorbed through the foamed aluminum 15, and the fire catching condition after the explosion of the monitoring camera body 1 occurs, the open fire can be blocked through the foamed aluminum 15, thereby achieving the effect of preventing the fire from spreading.

Referring to fig. 1, 3, 5 and 6, in order to achieve the effect of preventing fragments exploded from splashing out of the monitoring camera body 1, two positioning columns 16 are fixedly mounted on the top surface inside the protective shell 3, two sides of the two positioning columns 16 close to each other are respectively provided with a rotating groove 17, a fixing plate 18 is disposed between the two positioning columns 16, two sides of the fixing plate 18 are respectively fixedly provided with a rotating column 19, the rotating column 19 is movably sleeved with the rotating groove 17, the top surface of the positioning columns 16 is provided with a limiting groove 21, two sides of the inside of the limiting groove 21 are respectively provided with a clamping groove 24, two sides of the fixing plate 18 are respectively fixedly provided with a clamping block 22, two sides of the clamping block 22 are respectively fixedly provided with a clamping column 23, the limiting groove 21 is movably clamped with the clamping block 22, the clamping column 23 is movably clamped with the clamping groove 24, and the connection between the clamping column 23 and the clamping groove 24 is not compact through the provided fixing plate 18, can produce violent vibrations when surveillance camera head body 1 explodes, fixed plate 18 receives vibrations back with fixture block 22, joint post 23 can break away from the inside of draw-in groove 24 because of violent vibrations, and fixed plate 18 is unrestricted this moment, and fixed plate 18 tenesmus rotates its gravity and can drive fixture block 22 and restriction groove 21 separation, and then fixed plate 18 after the rotation can shelter from surveillance camera head body 1 to can reach the effect that the piece that prevents surveillance camera head body 1 explosion splashes away.

Please refer to fig. 3 and fig. 6, in order to achieve the effect of stabilizing the fixing plate 18, the positioning blocks 25 are respectively and fixedly installed on two sides inside the protective shell 3, the magnet is fixedly installed inside the positioning blocks 25, the magnet is fixedly installed on the top surface of the fixture block 22, the fixture block 22 is movably clamped with the positioning blocks 25, the positioning blocks 25 are arranged, when the fixing plate 18 rotates due to the explosion of the monitoring camera body 1, the blast generated by the explosion of the monitoring camera body 1 can impact the fixing plate 18 to rotate, the fixing plate 18 can drive the fixture block 22 to rotate after being impacted, and then the fixture block 22 can be clamped into the positioning blocks 25, the magnet and the magnet can be adsorbed together, thereby achieving the effect of stabilizing the fixing plate 18.

Please refer to fig. 1 and 3, in order to achieve the effect of wrapping the monitoring camera body 1 in advance for explosion-proof equipment, the mounting hole 20 is opened on the top surface of the fixing plate 18, the explosion-proof glass is fixedly mounted inside the mounting hole 20, the explosion-proof glass is arranged, when the monitoring camera body 1 has potential safety hazard, the worker can manually put down the fixing plate 18, and then put the fixture block 22 into the positioning block 25, the monitoring camera body 1 can continue to work through the explosion-proof glass, thereby achieving the effect of wrapping the monitoring camera body 1 in advance for explosion-proof equipment.

Referring to fig. 1, 3 and 7, in order to achieve the effect of fixing the protection shell 3, two sides of the protection shell 3 are respectively and fixedly installed with a plurality of fixing blocks 27, the bottom surface of the fixing blocks 27 is provided with a plurality of limiting grooves 30, two sides of the interior of the mounting shell 2 are respectively and fixedly installed with a plurality of limiting plates 28, the fixing blocks 27 are movably clamped with the limiting plates 28, the bottom surface of the interior of the limiting plates 28 is fixedly installed with a plurality of inserting posts 29, the inserting posts 29 are movably clamped with the limiting grooves 30, two sides of the mounting shell 2 are respectively provided with a plurality of fixing holes 31, the inner circular wall surface of each fixing hole 31 is movably sleeved with a threaded post, one side of each fixing block 27 is provided with a threaded groove, the threaded post is in threaded connection with the threaded groove, through the arranged fixing blocks 27, a worker moves the fixing blocks 27 by moving the protection shell 3, and then puts the fixing blocks 27 into the limiting plates 28, so that the inserting posts 29 enter the limiting grooves 30 to stabilize the protection shell 3 on the top surface of the monitoring camera body 1, then the staff puts into the inside of thread groove through passing the fixed orifices 31 with the screw thread post to can reach the effect of fixed protective housing 3.

Please refer to fig. 1 and 7, in order to achieve the effect of preventing the monitoring camera body 1 from catching fire and burning through the mounting shell 2, the polyurethane foam 26 is fixedly mounted inside the mounting shell 2, the rain shielding plates 8 are respectively and fixedly mounted on two sides of the protection shell 3, through the polyurethane foam 26, the worker can add the fire retardant on the surface of the polyurethane foam 26, and then the polyurethane foam 26 can fully absorb the fire retardant, thereby achieving the effect of preventing the monitoring camera body 1 from catching fire and burning through the mounting shell 2.

The working principle is as follows: when using, protective housing 3 through the setting, the staff is through removing protective housing 3, and then the inside of joining in marriage post 14 and putting into connecting plate 13 is driven, can make mounting housing 2 and protective housing 3 wrap surveillance camera body 1, thereby can protect surveillance camera body 1, when surveillance camera body 1 is in protective housing 3's inside, surveillance camera body 1 can extrude silica gel gasbag 9 and baffle 7 and then drive the inside removal of stress column 6 to mounting groove 5, then silica gel gasbag 9 can with surveillance camera body 1's surface contact, when surveillance camera body 1 plays vibrations or striking, through stress column 6 and powerful spring's reciprocating motion, can absorb the small amplitude vibrations that surveillance camera body 1 received, thereby can reach and carry out absorbing effect to surveillance camera body 1.

Through the arranged silica gel air bag 9, when the vibration amplitude is overlarge, the monitoring camera body 1 is in close contact with the silica gel air bag 9, the silica gel air bag 9 has elasticity and can buffer, and the shock absorption of the silica gel air bag 9 and the strong spring can prevent the monitoring camera body 1 from being exploded due to overlarge vibration force applied to the monitoring camera body 1, when the monitoring camera body 1 explodes, the explosion-proof plate 10 is made of explosion-proof materials, the fixing groove 12 can enable the inner part of the protection block 11 to form an unsealed space, the explosion-proof plate 10 can bear the impact generated by explosion of the monitoring camera body 1 after the explosion of the monitoring camera body 1, the fragments generated by explosion of the monitoring camera body 1 can absorb the impact force generated by the explosion of the protection block 11 and the fixing groove 12, so that the effect of explosion-proof safety protection on the monitoring camera body 1 can be achieved, bear the explosion impact force of surveillance camera head body 1 through the combination of explosion-proof board 10 and protection piece 11, can prevent that the piece that installation shell 2, protective housing 3 and surveillance camera head body 1 explosion produced from splashing away, lead to passerby injured.

Through the foamed aluminum 15 that sets up, because foamed aluminum 15 has that density is little, the high absorption impact ability is strong, the effect that high temperature resistant weatherability is strong, when surveillance camera head body 1 explodes, can absorb the impact force that surveillance camera head body 1 explosion produced through foamed aluminum 15, and the condition of catching fire that takes place behind the surveillance camera head body 1 explosion, can carry out the separation to the naked light through foamed aluminum 15 to can reach the effect that prevents the intensity of a fire from spreading.

Through the arranged fixing plate 18, because the connection between the clamping column 23 and the clamping groove 24 is not compact, when the monitoring camera body 1 explodes, severe vibration can be generated, after the fixing plate 18 and the clamping block 22 are vibrated, the clamping column 23 can be separated from the inside of the clamping groove 24 due to the severe vibration, at the moment, the fixing plate 18 is not limited, the fixing plate 18 falls down and rotates, the gravity of the fixing plate 18 can drive the clamping block 22 to be separated from the limiting groove 21, and further the rotating fixing plate 18 can shield the monitoring camera body 1, so that the effect of preventing fragments generated by explosion of the monitoring camera body 1 from splashing can be achieved, through the arranged positioning block 25, when the fixing plate 18 rotates due to explosion of the monitoring camera body 1, air waves generated by explosion of the monitoring camera body 1 can impact the fixing plate 18 to rotate, the fixing plate 18 can drive the clamping block 22 to rotate after impact, and further the clamping block 22 can be clamped into the positioning block 25, at this moment, the magnet can be adsorbed together with the magnet, thereby the effect of stabilizing the fixing plate 18 can be achieved, through the arranged explosion-proof glass, when the monitoring camera body 1 has potential safety hazards, a worker can manually put down the fixing plate 18, then the fixture block 22 is put into the positioning block 25, the monitoring camera body 1 can continue to work through the explosion-proof glass, and the effect of wrapping the monitoring camera body 1 in advance to perform explosion-proof equipment can be achieved.

Through the fixed block 27 that sets up, the staff drives fixed block 27 through removing protective housing 3 and removes, and then puts into the inside of limiting plate 28 with fixed block 27, makes plug-in post 29 get into spacing groove 30 and can stabilize protective housing 3 at the top surface of surveillance camera head body 1, and then the staff is through passing the inside that the thread groove was put into to the fixed orifices 31 with the screw thread post to can reach the effect of fixed protective housing 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a surveillance camera head with explosion-proof function, includes surveillance camera head body (1), its characterized in that: a mounting shell (2) is fixedly mounted on the bottom surface of the monitoring camera body (1), and a protective shell (3) is arranged on the top surface of the monitoring camera body (1);

explosion-proof subassembly, the setting is in the inside both sides of protective housing (3) for prevent surveillance camera head body (1) explosive fragments and splash, explosion-proof subassembly includes: the anti-explosion protective shell comprises a plurality of fixed columns (4), wherein the fixed columns (4) are fixedly installed on two sides of the inner portion of the protective shell (3) respectively, a mounting groove (5) is formed in the fixed columns (4), a circular through hole is formed in one end of each fixed column (4), a stress column (6) is movably sleeved on the inner circular wall of the mounting groove (5), a strong spring is arranged on the outer circular wall of the stress column (6), a baffle (7) is fixedly installed at one end of the stress column (6), a silica gel air bag (9) is fixedly installed at one end of the baffle (7), an anti-explosion plate (10) is fixedly installed in the protective shell (3), a plurality of protective blocks (11) are fixedly installed on one side of the inner portion of the protective shell (3), a fixing groove (12) is formed in the top surface of each protective block (11), and a plurality of connecting plates (13) are fixedly installed on one side of the inner portion of the protective shell (3), one side of the monitoring camera body (1) is fixedly provided with a plurality of conjunction columns (14), and the conjunction columns (14) are movably clamped with the connecting plate (13).

2. A monitoring camera with explosion-proof function according to claim 1, characterized in that: and the top surface in the protective shell (3) is fixedly provided with foamed aluminum (15).

3. A monitoring camera with explosion-proof function according to claim 1, characterized in that: two positioning columns (16) are fixedly arranged on the top surface inside the protective shell (3), two sides of the two positioning columns (16) close to each other are respectively provided with a rotating groove (17), a fixing plate (18) is arranged between the two positioning columns (16), the two sides of the fixed plate (18) are respectively and fixedly provided with a rotating column (19), the rotating column (19) is movably sleeved with the rotating groove (17), the top surface of the positioning column (16) is provided with a limiting groove (21), the two sides of the inside of the limiting groove (21) are respectively provided with a clamping groove (24), clamping blocks (22) are respectively and fixedly installed on two sides of the fixing plate (18), clamping columns (23) are respectively and fixedly installed on two sides of each clamping block (22), the limiting groove (21) is movably clamped with the clamping block (22), and the clamping column (23) is movably clamped with the clamping groove (24).

4. A monitoring camera with explosion-proof function according to claim 3, characterized in that: the iron-attracting magnetic iron is characterized in that positioning blocks (25) are fixedly mounted on two sides of the inner portion of the protective shell (3) respectively, magnet is fixedly mounted inside the positioning blocks (25), magnets are fixedly mounted on the top surfaces of the clamping blocks (22), and the clamping blocks (22) are movably connected with the positioning blocks (25).

5. A monitoring camera with explosion-proof function according to claim 3, characterized in that: the top surface of the fixed plate (18) is provided with a mounting hole (20), and explosion-proof glass is fixedly mounted inside the mounting hole (20).

6. A monitoring camera with explosion-proof function according to claim 1, characterized in that: the both sides of protective housing (3) are fixed mounting respectively has a plurality of fixed block (27), a plurality of spacing groove (30) have been seted up to the bottom surface of fixed block (27), the inside both sides of installation shell (2) are fixed mounting respectively has a plurality of limiting plate (28), fixed block (27) with limiting plate (28) activity joint, the inside bottom surface fixed mounting of limiting plate (28) has a plurality of peg graft post (29), peg graft post (29) with spacing groove (30) activity joint, a plurality of fixed orifices (31) have been seted up respectively to the both sides of installation shell (2), the screw thread post has been cup jointed in the interior round wall activity of fixed orifices (31), the thread groove has been seted up to one side of fixed block (27), the screw thread post with thread groove threaded connection.

7. A monitoring camera with explosion-proof function according to claim 1, characterized in that: the installation shell is characterized in that polyurethane foam (26) is fixedly installed inside the installation shell (2), and rain baffles (8) are respectively and fixedly installed on two sides of the protection shell (3).

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